Gigabyte GA-8TRX330, User Manual, Page: 25 / 80

Hardware Installation - 25 -
English
14) SPDIF_IO (SPDIF In/Out)
The SPDIF output is capable of providing digital audio to external speakers or compressed AC3 data to
an external Dolby Digital Decoder. Use this feature only when your stereo system has digital input
function. Use SPDIF IN feature only when your device has digital output function.
Be careful with the polarity of the SPDIF_IO connector. Check the pin assignment carefully while you
connect the SPDIF cable, incorrect connection between the cable and connector will m ake the
device unable to work or even damage it. For optional SPDIF cable, please contact your local
dealer.
1
6
2
5
Pin No. Definition
1 VCC
2 No Pin
3 SPDIF
4 SPDIFI
5 GND
6 GND
15) COMB (COM B Connector)
Be careful with the polarity of the COM connector. Check the pin assignment carefully while you
connect the COM cable, incorrect connection between the cable and connector will make the
device unable to work or even damage it. For optional COM cable, please contact your local dealer.
Pin No. Definition
1 NDCD B-
2 NSIN B
3 NSOUT B
4 NDTR B-
5 GND
6 NDSR B-
7 NRTS B-
8 NCTS B-
9 NRI B-
10 No Pin
2 1 0
1 9